Free Online Oracle Database 26ai Playground: Practice & Master SQL Skills

SQL code: Upload Copy Format Clear

-- 4. Исправленный триггер CREATE OR REPLACE TRIGGER dyuldin_m_trigger BEFORE DELETE ON dyuldin_m_employees FOR EACH ROW BEGIN INSERT INTO dyuldin_m (empno, ename) SELECT empId, name FROM dyuldin_m_employees WHERE mgr = :OLD.empId; END dyuldin_m_trigger; / -- Символ "/" обязателен для завершения создания триггера

SQL Server:

Stuck with a problem? Got Error? Ask AI support!

SQL Result: ( preserve ) Copy Clear

The site powered by:

PHP versions: PHP 7.4, PHP 8.0, PHP 8.1, PHP 8.2, PHP 8.3, PHP 8.4
RDBMS versions: MySQL 8.0, MySQL 8.0 Sakila (ReadOnly), MySQL 9.3.0, MariaDB 11.4, MariaDB 11.8, MariaDB 11.8 OpenFlights (ReadOnly), MariaDB 10, MariaDB 10 Sakila (ReadOnly), SQLite 3, SQLite 3 Preloaded, PostgreSQL 10 Bookings (ReadOnly), PostgreSQL 14, PostgreSQL 15, PostgreSQL 16, PostgreSQL 17 + PostGIS, PostgreSQL 17 + PostGIS WorkShop (ReadOnly), PostgreSQL 18, MS SQL Server 2017, MS SQL Server 2019, MS SQL Server 2022, MS SQL Server 2022 AdventureWorks (ReadOnly), MS SQL Server 2025, Firebird 4.0, Firebird 4.0 (Employee), Firebird 5.0, RedDatabase 5.0, Oracle Database 19c (HR), Oracle Database 21c, Oracle Database 26ai, SOQOL, ClickHouse

SQLize | PHPize | SQLtest

Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code

Stuck with a problem? Got Error? Ask AI support!

Save Snippet

SQLize | PHPize | SQLtest

Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code

Stuck with a problem? Got Error? Ask AI support!